@article{Pinquart2001,
author = {Pinquart, M. and Sörensen, S.},
title= {Influences on loneliness in older adults: A meta-analysis},
year = {2001},
doi = {10.1207/S15324834BASP2304_2},
journal = {Basic and Applied Social Psychology},
volume = {23},
number = {4},
pages = {245--266},
}